Mouthguard



FIG. 1 is a perspective view of a mouthguard according to a first embodiment:

FIG. 2 is an alternate perspective view of the mouthguard of FIG. 1;

FIG. 3 is a side view thereof;

FIG. 4 is an opposite view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is an alternate perspective view of the mouthguard of FIG. 1. 

I claim the ornamental design for the mouthguard, as shown and described. 